Isaca CISA Quiz 152 Topic 1 Questions 756-760

Question: 1

The BEST filter rule for protecting a network from being used as an amplifier in a denial of service (DoS) attack is to deny all:

Aoutgoing traffic with IP source addressesexterna! to the network.

Bincoming traffic with discernible spoofed IP source addresses.

Cincoming traffic with IP options set.

Dincoming traffic to critical hosts.

Show Answer

Question: 2

The network of an organization has been the victim of several intruders' attacks. Which of the following measures would allow for the early detection of such incidents?

AAntivirus software

BHardening the servers

CScreening routers

DHoneypots

Show Answer

Question: 3

A company has decided to implement an electronic signature scheme based on public key infrastructure. The user's private key will be stored on the computer's hard drive and protected by a password. The MOST significant risk of this approach is:

Ause of the user's electronic signature by another person if the password is compromised.

Bforgery by using another user's private key to sign a message with an electronic signature.

Cimpersonation of a user by substitution of the user's public key with another person's public key.

Dforgery by substitution of another person's private key on the computer.

Show Answer

Question: 4

An IS auditor selects a server for a penetration test that will be carried out by a technical specialist. Which of the following is MOST important?

AThe tools used to conduct the test

BCertifications held by the IS auditor

CPermission from the data owner of the server

DAn intrusion detection system (IDS) is enabled

Show Answer

Question: 5

After observing suspicious activities in a server, a manager requests a forensic analysis. Which of the following findings should be of MOST concern to the investigator?

AServer is a member of a workgroup and not part of the server domain

BGuest account is enabled on the server

CRecently, 100 users were created in the server

DAudit logs are not enabled for the server

Show Answer

Isaca CISA Quiz:152 Topic:1 Questions:756-760